Device for measuring a parameter for manufacturing spectacle lens



FIG. 1 is a perspective view of a device for measuring a parameter for manufacturing spectacle lens, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view showing an example of the usage of the device for measuring a parameter for manufacturing spectacle lens in which the device is coupled to a tablet computer; and,

FIG. 9 is a front view showing an example of the usage of the device for measuring a parameter for manufacturing spectacle lens in which the device is coupled to a tablet computer.

The purpose of broken lines in the drawings is to show environmental structure or boundaries that form no part of the design to be patented. 

CLAIM The ornamental design for a device for measuring a parameter for manufacturing spectacle lens, as shown and described. 